/*
 * Copyright (c) 2011 Vojtech Horky
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/** @addtogroup drvusbmast
 * @{
 */
/** @file
 * USB mass storage commands.
 */

#ifndef CMDW_H_
#define CMDW_H_

#include <stdint.h>
#include <usb/usb.h>

typedef struct {
	uint32_t dCBWSignature;
	uint32_t dCBWTag;
	uint32_t dCBWDataTransferLength;
	uint8_t bmCBWFlags;
	uint8_t bCBWLUN;
	uint8_t bCBWBLength;
	uint8_t CBWCB[16];
} __attribute__((packed)) usb_massstor_cbw_t;

typedef struct {
	uint32_t dCSWSignature;
	uint32_t dCSWTag;
	uint32_t dCSWDataResidue;
	uint8_t dCSWStatus;
} __attribute__((packed)) usb_massstor_csw_t;

enum cmd_block_status {
	cbs_passed	= 0x00,
	cbs_failed	= 0x01,
	cbs_phase_error = 0x02
};

extern void usb_massstor_cbw_prepare(usb_massstor_cbw_t *, uint32_t, uint32_t,
    usb_direction_t, uint8_t, uint8_t, const uint8_t *);

#endif

/**
 * @}
 */
